Global Properties and Methods

The following properties and methods have global scope in Javascript. They do not belong to any class or object.

Global Properties

Infinity

NaN

undefined

Global Methods

decodeURI decodeURIComponent encodeURI

encodeURIComponent eval isFinite

isNaN parsefloat parseint

The Window Object

The properties and methods belonging to the window object can be referenced in Javascript without the need to include the object name on the front (eg. window.frames and frames are considered to be equivalent).

Properties

closed Components content controllers crypto defaultstatus directories document frames history innerHeight innerWidth length

location locationbar menubar name navigator opener outerHeight outerWidth pageXOffset pageYOffset parent personalbar pkcs11

prompter screen screenX screenY scrollbars scrollX scrollY self statusbar toolbar top window

Methods

alert back blur captureevents clearinterval cleartimeout close confirm dump escape focus forward

getAttention getSelection home moveBy moveTo open print prompt releaseevents resizeBy resizeTo

scroll scrollBy scrollByLines scrollByPages scrollTo setCursor setinterval settimeout sizeToContents stop unescape updateCommands

Events

onabort onblur onchange onclick onclose ondragdrop onerror onfocus

onkeydown onkeypress onkeyup onload onmousedown onmousemove onmouseout onmouseover

onmouseup onpaint onreset onresize onscroll onselect onsubmit onunload

The above list shows the correct capitalization of the properties and methods. You should use the capitalization as shown when referencing these properties and methods. All variations of the words should be avoided though regardless of capitalization as some browsers ignore capitalization.

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